Ontologia

HydroBASINS lev08 watershed · #4080788340

Bassin de 大渡河

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 1 administrative regions : Leshan

4% lakePfafstetter: 43496517

Sub-basin area

417,9km²

Upstream area

75 057,6km²

Discharge

1 010,31m³/s

Mean elev.

1 648m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de 大渡河1035 km²

▲ Receives from 2 basins

1 dept-equivalent regions (GADM L2)

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

1 264 distinct species · 4 742 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 742 obs · 9 cellules
Obs. / cellule
≥ 4 263
4 263–4 262
26–4 262
3–25
< 3

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

12,6°C

Annual rain

1 203mm

Moisture idx (CMI)

0,17

Runoff

802mm/an

PET

984mm

AET

822mm

Mean slope

20,0°

Water table

645cm

Forest

56%

Crops

22%

Urban

5%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)